Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355633 | Method of grinding a workpiece having plural cylindrical portions with plural grinding wheels | Masahiko Yokoi, Shozo Kobayashi, Hisashi Kubota, Yoshiki Kawachi | 1994-10-18 |
| 5325344 | Magneto-optical recording and reproducing device having integrally formed recording and reproducing magnetic heads | Kenji Ohta, Akira Takahashi, Tetsurou Muramatsu, Tatsushi Yamamoto | 1994-06-28 |
| 5293280 | Magnetic recording and reproduction apparatus for data processing unit and magnetic tape for use in such apparatus | Shigeo Terashima, Taizo Sasada | 1994-03-08 |